What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

This science fair project investigates why the number of visible stars changes from place to place.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Do you think heat can affect a plant's growth rate?

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Learn how different types of soil affect how animal tracks form in this experiment!

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Science fair project that examines the biodiversity of ant populations in various locations.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

This science fair project idea researches the effects of acid rain on plant growth.

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

The goal of this project is to create an exciting topographical map out of dough.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.